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SP22

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ID = 10276
       
Country:
Great Britain (UK)
Brand: Mazda = Valve (Tube) brand GB (see also France)
Tube type:  Vacuum Pentode   RF/IF-Stage 
Identical to SP22

Base Octal-8 GB, (Mazda), K8B, MO (Codex=Vup)
Was used by Radio/TV-reception etc.
Filament Vf 2 Volts / If 0.1 Ampere / Direct / Battery =
Information source Taschenbuch zum Röhren-Codex 1948/49   

617.png SP22: Telefunken Werkstattbuch
Wolfgang Bauer


Just Qvigstad
sp22_characteristics.png
SP22: My schematic collection.
Pier Antonio Aluffi

Usage in Models 1= 1938

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1

Collection of

 
0eb0f999_b2c1_461b_b2fe_bd8392f7086d.jpeg

 

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